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Sequence.hxx
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19 #ifndef INCLUDED_COM_SUN_STAR_UNO_SEQUENCE_HXX
20 #define INCLUDED_COM_SUN_STAR_UNO_SEQUENCE_HXX
21 
22 #include <sal/config.h>
23 
24 #include <cassert>
25 
26 #include <osl/interlck.h>
29 #include <uno/data.h>
31 #include <cppu/unotype.hxx>
32 
33 namespace com
34 {
35 namespace sun
36 {
37 namespace star
38 {
39 namespace uno
40 {
41 
43 template< class E >
44 typelib_TypeDescriptionReference * Sequence< E >::s_pType = 0;
46 
47 template< class E >
49 {
50  const Type & rType = ::cppu::getTypeFavourUnsigned( this );
52  &_pSequence, rType.getTypeLibType(),
54  // no bad_alloc, because empty sequence is statically allocated in cppu
55 }
56 
57 template< class E >
58 inline Sequence< E >::Sequence( const Sequence< E > & rSeq )
59 {
60  osl_atomic_increment( &rSeq._pSequence->nRefCount );
61  _pSequence = rSeq._pSequence;
62 }
63 
64 template< class E >
66  uno_Sequence * pSequence, __sal_NoAcquire )
67  : _pSequence( pSequence )
68 {
69 }
70 
71 template< class E >
72 inline Sequence< E >::Sequence( const E * pElements, sal_Int32 len )
73 {
74  const Type & rType = ::cppu::getTypeFavourUnsigned( this );
75  bool success =
77  &_pSequence, rType.getTypeLibType(),
78  const_cast< E * >( pElements ), len, (uno_AcquireFunc)cpp_acquire );
79  if (! success)
80  throw ::std::bad_alloc();
81 }
82 
83 template< class E >
84 inline Sequence< E >::Sequence( sal_Int32 len )
85 {
86  const Type & rType = ::cppu::getTypeFavourUnsigned( this );
87  bool success =
89  &_pSequence, rType.getTypeLibType(),
90  0, len, (uno_AcquireFunc)cpp_acquire );
91  if (! success)
92  throw ::std::bad_alloc();
93 }
94 
95 template< class E >
97 {
98  if (osl_atomic_decrement( &_pSequence->nRefCount ) == 0)
99  {
100  const Type & rType = ::cppu::getTypeFavourUnsigned( this );
102  _pSequence, rType.getTypeLibType(), (uno_ReleaseFunc)cpp_release );
103  }
104 }
105 
106 template< class E >
108 {
109  const Type & rType = ::cppu::getTypeFavourUnsigned( this );
111  &_pSequence, rSeq._pSequence, rType.getTypeLibType(), (uno_ReleaseFunc)cpp_release );
112  return *this;
113 }
114 
115 template< class E >
116 inline bool Sequence< E >::operator == ( const Sequence< E > & rSeq ) const
117 {
118  if (_pSequence == rSeq._pSequence)
119  return true;
120  const Type & rType = ::cppu::getTypeFavourUnsigned( this );
122  const_cast< Sequence< E > * >( this ), rType.getTypeLibType(),
123  const_cast< Sequence< E > * >( &rSeq ), rType.getTypeLibType(),
126 }
127 
128 template< class E >
129 inline bool Sequence< E >::operator != ( const Sequence< E > & rSeq ) const
130 {
131  return (! operator == ( rSeq ));
132 }
133 
134 template< class E >
136 {
137  const Type & rType = ::cppu::getTypeFavourUnsigned( this );
138  bool success =
140  &_pSequence, rType.getTypeLibType(),
142  if (! success)
143  throw ::std::bad_alloc();
144  return reinterpret_cast< E * >( _pSequence->elements );
145 }
146 
147 template<class E> E * Sequence<E>::begin() { return getArray(); }
148 
149 template<class E> E const * Sequence<E>::begin() const
150 { return getConstArray(); }
151 
152 template<class E> E * Sequence<E>::end() { return begin() + getLength(); }
153 
154 template<class E> E const * Sequence<E>::end() const
155 { return begin() + getLength(); }
156 
157 template< class E >
158 inline E & Sequence< E >::operator [] ( sal_Int32 nIndex )
159 {
160  // silence spurious -Werror=strict-overflow warnings from GCC 4.8.2
161  assert(nIndex >= 0 && static_cast<sal_uInt32>(nIndex) < static_cast<sal_uInt32>(getLength()));
162  return getArray()[ nIndex ];
163 }
164 
165 template< class E >
166 inline const E & Sequence< E >::operator [] ( sal_Int32 nIndex ) const
167 {
168  // silence spurious -Werror=strict-overflow warnings from GCC 4.8.2
169  assert(nIndex >= 0 && static_cast<sal_uInt32>(nIndex) < static_cast<sal_uInt32>(getLength()));
170  return reinterpret_cast< const E * >( _pSequence->elements )[ nIndex ];
171 }
172 
173 template< class E >
174 inline void Sequence< E >::realloc( sal_Int32 nSize )
175 {
176  const Type & rType = ::cppu::getTypeFavourUnsigned( this );
177  bool success =
179  &_pSequence, rType.getTypeLibType(), nSize,
181  if (!success)
182  throw ::std::bad_alloc();
183 }
184 
185 inline ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL toUnoSequence(
186  const ::rtl::ByteSequence & rByteSequence )
187 {
188  return ::com::sun::star::uno::Sequence< sal_Int8 >(
189  * reinterpret_cast< const ::com::sun::star::uno::Sequence< sal_Int8 > * >( &rByteSequence ) );
190 }
191 
192 }
193 }
194 }
195 }
196 
197 namespace cppu {
198 
199 template< typename T > inline ::com::sun::star::uno::Type const &
201  SAL_UNUSED_PARAMETER ::com::sun::star::uno::Sequence< T > const *)
202 {
207  static_cast<
208  typename ::com::sun::star::uno::Sequence< T >::ElementType * >(
209  0)).
210  getTypeLibType()));
211  }
214 }
215 
216 template< typename T > inline ::com::sun::star::uno::Type const &
218  SAL_UNUSED_PARAMETER ::com::sun::star::uno::Sequence< T > const *)
219 {
220  //TODO On certain platforms with weak memory models, the following code can
221  // result in some threads observing that td points to garbage:
222  static typelib_TypeDescriptionReference * td = 0;
223  if (td == 0) {
225  &td,
227  static_cast<
228  typename ::com::sun::star::uno::Sequence< T >::ElementType * >(
229  0)).
230  getTypeLibType()));
231  }
233 }
234 
235 }
236 
237 // generic sequence template
238 template< class E >
239 inline const ::com::sun::star::uno::Type &
240 SAL_CALL getCppuType(
241  SAL_UNUSED_PARAMETER const ::com::sun::star::uno::Sequence< E > * )
242 {
244  static_cast< ::com::sun::star::uno::Sequence< E > * >(0));
245 }
246 
247 // generic sequence template for given element type (e.g. C++ arrays)
248 template< class E >
249 inline const ::com::sun::star::uno::Type &
250 SAL_CALL getCppuSequenceType( const ::com::sun::star::uno::Type & rElementType )
251 {
253  {
256  rElementType.getTypeLibType() );
257  }
258  return * reinterpret_cast< const ::com::sun::star::uno::Type * >(
260 }
261 
262 // char sequence
263 inline const ::com::sun::star::uno::Type &
265 {
266  static typelib_TypeDescriptionReference * s_pType_com_sun_star_uno_Sequence_Char = 0;
267  if (! s_pType_com_sun_star_uno_Sequence_Char)
268  {
269  const ::com::sun::star::uno::Type & rElementType = ::getCharCppuType();
271  & s_pType_com_sun_star_uno_Sequence_Char,
272  rElementType.getTypeLibType() );
273  }
274  return * reinterpret_cast< const ::com::sun::star::uno::Type * >(
275  & s_pType_com_sun_star_uno_Sequence_Char );
276 }
277 
278 #endif
279 
280 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */